Bitcoin 5-Minute Market Orderbook Depth — 2026-08-25

On 2026-08-25, full orderbook depth was captured for 288 Polymarket BTC 5-minute Up/Down market rounds — approximately 60,717 bid/ask snapshots totalling 403.6 MB of JSONL. Each snapshot lists every price level and size for both the Up and Down side.

288
Rounds recorded
~60,717
Depth snapshots
403.6 MB
Raw size
1.1¢
Avg opening spread
Up side, best ask − best bid

Replay the day's most active round

btc-updown-5m-1787693700_orderbook.jsonl produced 1.52 MB of snapshots — the deepest recording of 2026-08-25. Watch both books evolve from open to resolution: the Up-side spread tightened from 1¢ to 0¢ as the outcome crystallised. Bars show size at each level, scaled within each ladder.

4.97 min left
frame 1/48▸ auto-playing — drag to scrubUp-side spread: 1¢
UP token
4.97 min remaining
pricesize
0.7150
0.750
0.69945
0.6893
0.67103
0.6679.7
0.6590.7
0.64136.66
0.6340
0.6228.15
0.6160
0.627.49
spread1¢
0.5968.17
0.58980
0.5735
0.5675
0.55265
0.5465.47
0.5350.02
0.5278
0.51226.72
0.5106.3
0.49185
0.48166.25
DOWN token
4.97 min remaining
pricesize
0.51217
0.5111.3
0.49258.72
0.4878
0.4750.02
0.46135.47
0.45265
0.4480
0.43110
0.421,050
0.41240.52
0.4327
spread1¢
0.3941.05
0.3855.15
0.3765
0.36164.44
0.35192.48
0.34177.48
0.33130.78
0.32120.78
0.311,004.78
0.377.78
0.29109.78
0.28142.78

Showing 48 sampled snapshots, 12 levels nearest the touch on each side. The raw JSONL carries the complete ladder — every level, every ~1.5 seconds, for both tokens.

← 2026-08-24All days2026-08-26 →
Want this day — and every other one?

The full archive includes all 43,671 BTC files plus every other dataset.

Free sampleGet the archive — $15